use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.LinkStateAttribute in project bgpcep by opendaylight.
the class LinkstateTopologyBuilder method createPrefix.
private void createPrefix(final WriteTransaction trans, final UriBuilder base, final LinkstateRoute value, final PrefixCase prefixCase, final Attributes attributes) {
final IpPrefix ippfx = prefixCase.getPrefixDescriptors().getIpReachabilityInformation();
if (ippfx == null) {
LOG.warn("IP reachability not present in prefix {} route {}, skipping it", prefixCase, value);
return;
}
final PrefixBuilder pb = new PrefixBuilder();
final PrefixKey pk = new PrefixKey(ippfx);
pb.setKey(pk);
pb.setPrefix(ippfx);
final PrefixAttributes pa;
// Very defensive lookup
final Attributes1 attr = attributes.getAugmentation(Attributes1.class);
if (attr != null) {
final LinkStateAttribute attrType = attr.getLinkStateAttribute();
if (attrType != null) {
pa = ((PrefixAttributesCase) attrType).getPrefixAttributes();
} else {
LOG.debug("Missing attribute type in IP {} prefix {} route {}, skipping it", ippfx, prefixCase, value);
pa = null;
}
} else {
LOG.debug("Missing attributes in IP {} prefix {} route {}, skipping it", ippfx, prefixCase, value);
pa = null;
}
if (pa != null) {
pb.setMetric(pa.getPrefixMetric().getValue());
}
ProtocolUtil.augmentProtocolId(value, pa, pb);
final Prefix pfx = pb.build();
LOG.debug("Created prefix {} for {}", pfx, prefixCase);
/*
* All set, but... the hosting node may not exist, we may need to fake it.
*/
final NodeId node = buildNodeId(base, prefixCase.getAdvertisingNodeDescriptors());
NodeHolder nh = this.nodes.get(node);
if (nh == null) {
nh = getNode(node);
nh.addPrefix(pfx);
putNode(trans, nh);
} else {
nh.addPrefix(pfx);
final InstanceIdentifier<Node> nid = getNodeInstanceIdentifier(new NodeKey(nh.getNodeId()));
final InstanceIdentifier<IgpNodeAttributes> inaId = nid.builder().augmentation(Node1.class).child(IgpNodeAttributes.class).build();
trans.put(LogicalDatastoreType.OPERATIONAL, inaId.child(Prefix.class, pk), pfx);
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.LinkStateAttribute in project bgpcep by opendaylight.
the class PrefixAttributesParser method parsePrefixAttributes.
/**
* Parse prefix attributes.
*
* @param attributes key is the tlv type and value are the value bytes of the tlv
* @param protocolId to differentiate parsing methods
* @return {@link LinkStateAttribute}
*/
static LinkStateAttribute parsePrefixAttributes(final Multimap<Integer, ByteBuf> attributes, final ProtocolId protocolId) {
final PrefixAttributesBuilder builder = new PrefixAttributesBuilder();
final List<RouteTag> routeTags = new ArrayList<>();
final List<ExtendedRouteTag> exRouteTags = new ArrayList<>();
for (final Entry<Integer, ByteBuf> entry : attributes.entries()) {
final int key = entry.getKey();
final ByteBuf value = entry.getValue();
LOG.trace("Prefix attribute TLV {}", key);
parseAttribute(key, value, protocolId, builder, routeTags, exRouteTags);
}
LOG.trace("Finished parsing Prefix Attributes.");
builder.setRouteTags(routeTags);
builder.setExtendedTags(exRouteTags);
return new PrefixAttributesCaseBuilder().setPrefixAttributes(builder.build()).build();
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.LinkStateAttribute in project bgpcep by opendaylight.
the class TeLspAttributesParser method parseTeLspAttributes.
static LinkStateAttribute parseTeLspAttributes(final RSVPTeObjectRegistry registry, final ByteBuf attributes) throws BGPParsingException {
final TeLspAttributesBuilder builder = new TeLspAttributesBuilder();
LOG.trace("Initiated parsing TE LSP Objects.");
while (attributes.isReadable()) {
final int length = attributes.readUnsignedShort();
final int classNum = attributes.readUnsignedByte();
final int cType = attributes.readUnsignedByte();
final ByteBuf value = attributes.readSlice(length);
try {
addObject(builder, registry.parseRSPVTe(classNum, cType, value));
} catch (final RSVPParsingException e) {
LOG.debug("Parsering TE LSP Object error. class number: {} cType: {} value: {}", classNum, cType, value, e);
throw new BGPParsingException(e.getMessage());
}
}
LOG.trace("Finished parsing TE LSP Objects.");
return new TeLspAttributesCaseBuilder().setTeLspAttributes(builder.build()).build();
}
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